TECHNICAL CHARACTERISTICS DO 9709
* Display: double LCD 3
1
/
2
digit, figure height 12.5 mm. and symbols.
* Instrument conversion frequency: 2 per second.
* Instrument working temperature: -5°C...+50°C, 0...90% R.H., no condensation.
* Storage temperature: -20°C...+60°C.
* Power supply: 9V battery, lifetime with a good alkaline battery 100 hours (about 1 year with the
instrument switched off).
* Connectors: input A and B, DIN 41524 female 8-pole circular connector, serial gate SUB D male
9-pole.
* Instrument case: ABS.
* Dimensions: instrument alone 210x72x40 mm., kit 370x295x85 mm.
* Weight: instrument alone 350 gr., kit 1600 gr.
Measuring the concentration of dissolved Oxygen (input A)
Measuring range:
0.00 to 90.0 mg/l
Resolution:
0.01 mg/l in the range 0.00 to 19.99 mg/l
0.1 mg/l in the range 20.0 to 90.0 mg/l
automatic change of scale
Accuracy of instrument alone:
±0.03 mg/l in condition 60 to 110%, 1013 mbar, 20 to 25°C
Temperature probe
measuring range:
0 to 50°C
Measuring the saturation index of dissolved Oxygen (input A)
Measuring range:
0.0 to 600.0 %
Resolution:
0.1% in the range 0.0 to 199.9%
1% in the range 200 to 600%
automatic change of scale
Accuracy of instrument alone:
±0.3% between 0 and 199.9%
±2% between 200 and 600%
Temperature probe
measuring range:
0 to 50°C
Temperature measurement with the sensor inside the Oxygen probe (input A)
Measuring range:
0.0 to 50°C
Resolution:
0.1°C
Accuracy of instrument alone:
0.2°C in the range 18 to 25°C
0.2°C+0.01°C/°C in the range -5 to 18°C and 25 to 50°C
Accuracy with NTC sensor:
0.4°C in the range 18 to 25°C
0.4°C+0.015°C/°C in the range -5 to 18°C and 25 to 50°C
ENGLISH
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